...
Willcox and DuBois: Negroes in the United States (United States Censusof 1900, Bulletin No... 
W.E.B. Du Bois 「The Negro」
...William Beebe and Verdi Burtch, appeared in the ZoologicalSociety Bulletin for May, 1912...
William T. Hornaday 「Our Vanishing Wild Life」
...) In Bulletin No...
William T. Hornaday 「Our Vanishing Wild Life」
...Beale's admirable report on "The Food of Woodpeckers," Bulletin No...
William T. Hornaday 「Our Vanishing Wild Life」
...Wilson Bulletin, IX, pp...
Frank M. Chapman 「Color Key to North American Birds」
...Further information concerning ear ticks and the details of their treatment isgiven in Farmers' Bulletin 980...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...513 (15 cents); The English Sparrowas a Pest, Bulletin No...
Albert F. Siepert 「Bird Houses Boys Can Build」
... The Bulletin of the Torrey Botanical Club for January, 1888,page 13...
Bradford Torrey 「The Foot-path Way」
...Manly Hardy, in a special bulletin of the Smithsonian Institution,says, “They are the boldest of our birds, except the Chickadee, and incool impudence far surpass all others...
Various 「Birds Illustrated by Color Photograph [April, 1897]」
...ofAgriculture; Farmer's Bulletin 609...
Edith M. Patch 「Bird Stories」
... Farmers' Bulletin 699...
David E. Lantz 「House Rats and Mice」
...(Farmers' Bulletin 484...
David E. Lantz 「House Rats and Mice」
...University of Kansas Publications, StateGeological Survey of Kansas, Bulletin 38, pp...
Edwin C. Galbreath 「A New Extinct Emydid Turtle from the Lower Pliocene of Oklahoma」
...See La Bresse Louhannaise, Bulletin Mensuel, Organe de laSociété d'Agriculture et d'Horticulture del'Arrondissement de Louhans, Mars, 1906, pp...
Sir James George Frazer 「Balder The Beautiful, Vol. I.」
...Our first bulletin has been issued and real progress isstarted...
Various 「Astounding Stories of Super-Science, October, 1930」
...The Club will also publish a monthly bulletin,to which members may contribute...
Various 「Astounding Stories of Super-Science April 1930」
...Booklovers Bulletin...
Garrett Serviss 「Pleasures of the telescope」
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